<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>SSE demo</title>
<script type="text/javascript" src="static-r/js/jquery-3.2.1.min.js"></script>

</head>
<body>
<div id="msgFromPush"></div>
<script type="text/javascript">
/*
 * EventSource对象只有新式的浏览器才有，EventSource是SSE的客户端
 * 添加SSE客户端监听，在此获得服务器端推送的消息
 */
 alert(!!window.EventSource);
 if(!!window.EventSource){
	 console.log("nide 你的浏览器支持SSE");

	 var source = new EventSource('push');
	 s='';
	 source.addEventListener('message',function(e){
		 s+=e.data + "<br/>";
		 $("#msgFromPush").html(s);
	 });
	 source.addEventListener('open',function(e){
		 console.log("连接打开");
	 },false);

	 source.addEventListener('error',function(e){
		 if(e.readyState == EventSource.CLOSED){
			 console.log("连接关闭");
		 }else{
			// console.log(e.readyState + "");
		 }
	 },false);
 }else{
	 console.log("nide 你的浏览器不支持SSE");
 }
</script>
</body>

</html>